| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 1440 |
60%
|
| 1 | Rarely | 384 |
16%
|
| 2 | Often | 156 |
6.5%
|
| 3 | Always | 29 |
1.2%
|
| 8 | Refused | 4 |
0.2%
|
| 9 | Don’t know | 387 |
16.1%
|